Certified Ophthalmic Assistant Practice Exam 2025 – Comprehensive Preparation Guide

Intraocular pressure is measured using a tonometer. A tonometer is specifically designed to measure the pressure inside the eye, which is important for diagnosing conditions such as glaucoma.

A Gonioscope is used to examine the angle of the anterior chamber of the eye. A Phoropter is a device used during a refraction test to determine the appropriate prescription for corrective lenses. A Retinoscope is used to determine an objective measurement of refractive error.